Advice to Singers: Enriched edition. Mastering Vocal Technique and Performance: A Comprehensive Guide for Singers of All Levels

The Class of '74: Congress after Watergate and the Roots of Partisanship

Walker's Mammals of the World: Monotremes, Marsupials, Afrotherians, Xenarthrans, and Sundatherians

Game On!: Gamification, Gameful Design, and the Rise of the Gamer Educator (Tech.edu: A Hopkins Series on Education and Technology)

Imperfect Pregnancies: A History of Birth Defects and Prenatal Diagnosis

Aluminum Upcycled: Sustainable Design in Historical Perspective (Johns Hopkins Studies in the History of Technology)

Mountain Lions of the Black Hills: History and Ecology

The Revolutionary War Lives and Letters of Lucy and Henry Knox

Other People's Money: How Banking Worked in the Early American Republic (How Things Worked)